Hans-Rüdi Pfeifer

Heavy metal contamination around the As-Pb-Zn-Au-mine at Astano (Malcantone, Ticino)

J. Hunziker, G. Bondietti, P. Gex, 1994 .

A Single Chemical Extraction Scheme for the Simultaneous Evaluation of the Potential Mobility of a Metalloid (As) and Metallic Elements (Cd, Cu, Ni, Pb, Zn) in Contaminated Soils and Mine Wastes

M. Kedziorek, A. Bourg, V. Cannizzaro, 2008 .